* Patrick Thomas <[EMAIL PROTECTED]> [020625 23:06] wrote: > > > > Uhh, Terry, neither form of SHM uses KVA. Either pageable or physically > > > backed. The memory is only mapped into processes and is NOT mapped into > > > KVA anywhere. (*) > > > > You and Alfred are right. > > > > It looks like this was corrected by John Dyson, shortly after he > > had checked it in to work that way. > > So the conclusion is that: > > sysctl kern.ipc.shm_use_phys=1 > > Is not even potentially a magic bullet for the issue I am seeing (since > either way, all those greatly increased SHM/SEM settings I added are not > using KVA) ??
Without kern.ipc.shm_use_phys=1 you will use more KVA, however do realize that with it the shared memory is non-pageable, meaning it can not be swapped out if something else needs the RAM. -- -Alfred Perlstein [[EMAIL PROTECTED]] 'Instead of asking why a piece of software is using "1970s technology," start asking why software is ignoring 30 years of accumulated wisdom.' Tax deductible donations for FreeBSD: http://www.freebsdfoundation.org/ To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-hackers" in the body of the message
